945898898549 has 24 divisors (see below), whose sum is σ = 1050151465440. Its totient is φ = 851301308000.

The previous prime is 945898898489. The next prime is 945898898551.

945898898549 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 945898898549 - 2¹⁶ = 945898833013 is a prime.

It is a super-2 number, since 2×945898898549² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945898898599) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6570359 + ... + 6712779.

It is an arithmetic number, because the mean of its divisors is an integer number (43756311060).

Almost surely, 2^945898898549 is an apocalyptic number.

It is an amenable number.

945898898549 is a deficient number, since it is larger than the sum of its proper divisors (104252566891).

945898898549 is a wasteful number, since it uses less digits than its factorization.

945898898549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142993 (or 142982 counting only the distinct ones).

The product of its digits is 10749542400, while the sum is 86.

The spelling of 945898898549 in words is "nine hundred forty-five billion, eight hundred ninety-eight million, eight hundred ninety-eight thousand, five hundred forty-nine".